Sebastian Erik de Graaf

Showing 16 publications

2018

Suppression of low-frequency charge noise in superconducting resonators by surface spin desorption

Sebastian Erik de Graaf, L. Faoro, Jonathan Burnett et al
Nature Communications. Vol. 9 (1)
Journal article
2017

Direct Identification of Dilute Surface Spins on Al2 O3: Origin of Flux Noise in Quantum Circuits

Sebastian Erik de Graaf, Astghik Adamyan, Tobias Lindström et al
Physical Review Letters. Vol. 118 (5), p. 057703-
Journal article
2016

Superconducting microwave parametric amplifier based on a quasi-fractal slow propagation line

Astghik Adamyan, Sebastian Erik de Graaf, Sergey Kubatkin et al
Journal of Applied Physics. Vol. 119 (8)
Journal article
2016

Angle-Dependent Microresonator ESR Characterization of Locally Doped Gd3+:Al2O3

I. S. Wisby, Sebastian Erik de Graaf, R. Gwilliam et al
Physical Review Applied. Vol. 6 (2)
Journal article
2015

Coherent interaction with two-level fluctuators using near field scanning microwave microscopy

Sebastian Erik de Graaf, Andrey Danilov, Sergey Kubatkin
Scientific Reports. Vol. 5
Journal article
2015

Kinetic inductance as a microwave circuit design variable by multilayer fabrication

Astghik Adamyan, Sebastian Erik de Graaf, Sergey Kubatkin et al
Superconductor Science and Technology. Vol. 28 (8)
Journal article
2014

Coupling of a locally implanted rare-earth ion ensemble to a superconducting micro-resonator

I. Wisby, Sebastian Erik de Graaf, R. Gwilliam et al
Applied Physics Letters. Vol. 105 (10), p. Article no. 102601-
Journal article
2014

Galvanically split superconducting microwave resonators for introducing internal voltage bias

Sebastian Erik de Graaf, Dejan Davidovikj, Astghik Adamyan et al
Applied Physics Letters. Vol. 104 (5), p. art no 052601 -
Journal article
2014

Accurate Real-Time Monitoring of Quality Factor and Center Frequency of Superconducting Resonators

Sebastian Erik de Graaf, Andrey Danilov, Sergey Kubatkin
IEEE Transactions on Applied Superconductivity. Vol. 24 (6)
Journal article
2014

Mixed valence radical cations and intermolecular complexes derived from indenofluorene-extended tetrathiafulvalenes

M. A. Christensen, C. R. Parker, T. J. Sorensen et al
Journal of Materials Chemistry C. Vol. 2 (48), p. 10428-10438
Journal article
2013

Effects of quasiparticle tunnelling in a circuit-QED realization of a strongly driven two-level system

Juha Leppäkangas, Sebastian Erik de Graaf, Astghik Adamyan et al
Journal of Physics B: Atomic, Molecular and Optical Physics. Vol. 46 (22), p. Art. no. 224019-
Journal article
2013

A near-field scanning microwave microscope based on a superconducting resonator for low power measurements

Sebastian Erik de Graaf, Andrey Danilov, Astghik Adamyan et al
Review of Scientific Instruments. Vol. 84 (2), p. 023706-
Journal article
2013

PC2: Identifying noise processes in superconducting resonators

J. Burnett, Tobias Lindström, I. Wisby et al
2013 IEEE 14th InternationalSuperconductive Electronics Conference, ISEC 2013, p. Art. no. 6604284-
Paper in proceedings
2013

Charge Qubit Coupled to an Intense Microwave Electromagnetic Field in a Superconducting Nb Device: Evidence for Photon-Assisted Quasiparticle Tunneling

Sebastian Erik de Graaf, Juha Leppäkangas, Astghik Adamyan et al
Physical Review Letters. Vol. 111 (13), p. Art. no. 137002-
Journal article
2012

Magnetic field resilient superconducting fractal resonators for coupling to free spins

Sebastian Erik de Graaf, Andrey Danilov, Astghik Adamyan et al
Journal of Applied Physics. Vol. 112 (12), p. 123905-
Journal article

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